---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-419 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 618 13047 0 2374 15103 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:d0:22:fb brd ff:ff:ff:ff:ff:ff inet 10.30.106.203/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86051sec preferred_lft 86051sec inet6 fe80::f816:3eff:fed0:22fb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-419) 09/26/25 _x86_64_ (4 CPU) 21:10:27 LINUX RESTART (4 CPU) 21:11:01 tps rtps wtps bread/s bwrtn/s 21:12:01 194.40 39.04 155.36 2374.00 47516.88 21:13:01 51.07 4.40 46.68 209.30 6742.34 21:14:01 3.55 0.00 3.55 0.00 184.90 21:15:01 7.75 1.33 6.42 43.99 610.16 21:16:01 31.98 2.82 29.16 274.35 6596.23 Average: 57.75 9.52 48.23 580.33 12330.10 21:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:12:01 13162960 14964140 3262008 19.86 73408 1919228 1540280 8.81 1284624 1742644 100076 21:13:01 12458212 14364312 3966756 24.15 76480 2017072 1939664 11.10 1947168 1775940 4616 21:14:01 12444572 14350740 3980396 24.23 76552 2017116 1939664 11.10 1961292 1775980 128 21:15:01 13328048 15298212 3096920 18.85 78440 2076800 998724 5.72 1040136 1811108 48600 21:16:01 13392228 15496548 3032740 18.46 82296 2204156 820728 4.70 892560 1889536 28040 Average: 12957204 14894790 3467764 21.11 77435 2046874 1447812 8.29 1425156 1799042 36292 21:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:12:01 lo 0.93 0.93 0.11 0.11 0.00 0.00 0.00 0.00 21:12:01 ens3 302.63 230.41 2182.19 50.33 0.00 0.00 0.00 0.00 21:13:01 lo 1.47 1.47 0.08 0.08 0.00 0.00 0.00 0.00 21:13:01 ens3 1050.42 514.18 1473.02 236.06 0.00 0.00 0.00 0.00 21:14:01 lo 3.77 3.77 0.18 0.18 0.00 0.00 0.00 0.00 21:14:01 ens3 103.77 59.69 24.84 19.15 0.00 0.00 0.00 0.00 21:15:01 lo 18.33 18.33 2.64 2.64 0.00 0.00 0.00 0.00 21:15:01 ens3 371.47 230.71 847.63 68.53 0.00 0.00 0.00 0.00 21:16:01 lo 0.77 0.77 0.10 0.10 0.00 0.00 0.00 0.00 21:16:01 ens3 927.61 544.99 2003.68 207.66 0.00 0.00 0.00 0.00 Average: lo 5.05 5.05 0.62 0.62 0.00 0.00 0.00 0.00 Average: ens3 551.18 316.00 1306.27 116.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-419) 09/26/25 _x86_64_ (4 CPU) 21:10:27 LINUX RESTART (4 CPU) 21:11:01 CPU %user %nice %system %iowait %steal %idle 21:12:01 all 31.17 0.00 1.74 2.74 0.07 64.28 21:12:01 0 20.99 0.00 1.17 4.59 0.03 73.22 21:12:01 1 28.78 0.00 1.65 0.93 0.05 68.58 21:12:01 2 59.99 0.00 2.72 1.67 0.10 35.52 21:12:01 3 14.86 0.00 1.41 3.77 0.07 79.89 21:13:01 all 50.02 0.00 1.82 0.15 0.09 47.92 21:13:01 0 50.37 0.00 1.99 0.03 0.08 47.52 21:13:01 1 53.79 0.00 1.22 0.00 0.08 44.91 21:13:01 2 50.62 0.00 1.42 0.05 0.08 47.83 21:13:01 3 45.30 0.00 2.68 0.52 0.12 51.39 21:14:01 all 0.98 0.00 0.15 0.01 0.03 98.82 21:14:01 0 0.95 0.00 0.20 0.00 0.03 98.82 21:14:01 1 1.47 0.00 0.07 0.00 0.00 98.47 21:14:01 2 0.43 0.00 0.12 0.02 0.02 99.42 21:14:01 3 1.09 0.00 0.22 0.05 0.03 98.61 21:15:01 all 23.04 0.00 0.94 0.02 0.05 75.96 21:15:01 0 26.44 0.00 0.45 0.00 0.05 73.06 21:15:01 1 18.14 0.00 1.03 0.02 0.05 80.76 21:15:01 2 24.05 0.00 0.77 0.00 0.07 75.12 21:15:01 3 23.51 0.00 1.51 0.05 0.08 74.85 21:16:01 all 37.05 0.00 1.84 0.28 0.07 60.76 21:16:01 0 33.58 0.00 2.20 0.12 0.07 64.03 21:16:01 1 45.18 0.00 1.67 0.10 0.08 52.96 21:16:01 2 41.54 0.00 1.54 0.13 0.07 56.72 21:16:01 3 27.91 0.00 1.98 0.78 0.07 69.26 Average: all 28.45 0.00 1.30 0.64 0.06 69.55 Average: 0 26.45 0.00 1.20 0.95 0.05 71.34 Average: 1 29.46 0.00 1.13 0.21 0.05 69.15 Average: 2 35.31 0.00 1.31 0.37 0.07 62.93 Average: 3 22.57 0.00 1.56 1.03 0.07 74.76